Sylvia Lake

Most of the 2025 stocking at Sylvia Lake was a spring job: 79% of 4,792 fish, March to May. The only release outside spring was on Jun 6, 2025.

WDFW data through Oct 30, 2026. Page updated November 5, 2026.

Key information

Size: 28.4 acres, 124 ft above sea level
Where: Lake Sylvia State Park.
Bank fishing: Rated good: the state park picnic and campground areas, boardwalk and bridge crossings give access.
Boats: Single-lane ramp at Lake Sylvia State Park. WDFW listed it as closed to trailered boats because of low water at the time of reading.
Stocking, per WDFW: First stocking usually mid to late March; jumbo rainbows (4 to 6 lb) through a project with the Chehalis Basin Fisheries Task Force and WDFW.
Fish listed: Rainbow trout, resident coastal cutthroat, largemouth bass, yellow perch.
Rules to check: Internal combustion motors prohibited. Two-pole fishing allowed.

From the WDFW page for this water, read on November 5, 2026. Access, rules and closures change, so check that page and the current fishing rules before you go.

Sylvia Lake in numbers

catchable trout in 2025: 4,792
so far in 2026, through Oct 30: 4,901
2025 against the 2015–2025 average of 6,475 a year: −26%

2026 is running close to 2025: 4,901 fish through Oct 30, against 4,792 by the same date a year earlier. The latest batch, 200 rainbow trout, went in on Jun 5, 2026, 153 days before this page was built.

WDFW lists Sylvia Lake as 28.4 acres in Grays Harbor County, at 124 ft. It is the smallest of the 3 Grays Harbor County waters on this site. The 2025 releases work out to about 169 catchable trout per acre here; 22 of the 37 waters on this site with a WDFW acreage were stocked more densely.

Release log

Every release since January 2025

14 species-date records, newest first. Fish per lb is the figure WDFW reports for each batch.

Latest batch, Jun 5, 2026200rainbow trout, 5.0 lb each

Summer 2026

Jun 5Rainbow trout2000.2 per lb · avg 5.0 lb

Jun 2Rainbow trout2500.3 per lb · avg 3.3 lb

Spring 2026

May 19Rainbow trout8001.7 per lb · avg 9 oz

May 18Rainbow trout2000.3 per lb · avg 3.3 lb

May 4Rainbow trout2000.4 per lb · avg 2.5 lb

Apr 24Rainbow trout1510.3 per lb · avg 3.3 lb

Apr 21Rainbow trout2,2001.4 per lb · avg 11 oz

Apr 2Rainbow trout1000.5 per lb · avg 2.0 lb

Apr 1Rainbow trout8000.7 per lb · avg 1.4 lb

Summer 2025

Jun 6Rainbow trout1,0000.7 per lb · avg 1.4 lb

Spring 2025

Apr 24Rainbow trout7700.7 per lb · avg 1.4 lb

Apr 23Rainbow trout2,0711.2 per lb · avg 13 oz

Mar 28Rainbow trout3510.3 per lb · avg 3.3 lb

Mar 27Rainbow trout6002 per lb · avg 8 oz

2015 – 2026

Fish released each year

2025 is yellow. 2026 is outlined because the year is not over: the data runs to Oct 30, 2026. The busiest full year was 2020, with 12 release dates and 7,918 fish; the 2015–2025 average is 10.9 release dates a year.

2015: 7,430 catchable fish on 9 release dates
2016: 6,685 catchable fish on 11 release dates
2017: 7,017 catchable fish on 11 release dates
2018: 6,081 catchable fish on 11 release dates
2019: 6,205 catchable fish on 13 release dates
8k2020: 7,918 catchable fish on 12 release dates
2021: 6,863 catchable fish on 13 release dates
2022: 6,175 catchable fish on 11 release dates
2023: 7,145 catchable fish on 13 release dates
2024: 4,910 catchable fish on 11 release dates
5k2025: 4,792 catchable fish on 5 release dates
5k2026 (to Oct 30): 4,901 catchable fish on 9 release dates

How big are these fish?

8 to 16 oz: 5,671 fish, 59%
1 to 2 lb: 2,570 fish, 27%
2 lb and over: 1,452 fish, 15%

Weight is 1 ÷ fish per lb, as WDFW reports it for each batch. It is a batch average, not a guarantee for any one fish. Counts cover every release since January 2025.

Notes from the records

The biggest single batch since January 2025 was 2,200 rainbow trout on Apr 21, 2026. The heaviest fish were 200 rainbow trout on Jun 5, 2026, at 0.2 per lb, about 5.0 lb each.

Timing shifts from year to year. Treat this as a pattern, not a promise.